| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Why Lion Roars |
February 9, 2011
CBeebies
|
12 | |
| S04E02 | Why Owl's Head Turns All the Way Round |
January 19, 2011
CBeebies
|
12 | |
| S04E03 | Why Tickbird Sits on Hippo's Back |
January 15, 2011
CBeebies
|
12 | |
| S04E04 | Why Frog Croaks |
January 22, 2011
CBeebies
|
12 | |
| S04E05 | Why Vulture is Bald |
January 26, 2011
CBeebies
|
12 | |
| S04E06 |
Why Giraffe Has a Long Neck
season finale
|
January 27, 2011
CBeebies
|
12 |
No artwork of this type.
No artwork of this type.
No artwork of this type.